- Priority Hospital Group
- Prisma Health
- Progressive Health Systems Inc
- Prohealth Care
- ProMedica Health System
- Prospect Medical Holdings
- Providence Health & Services - Alaska
- Providence Health & Services - Montana
- Providence Health & Services - Northern California
- Providence Health & Services - Oregon and Southwest Washington
- Providence Health & Services - Southern California
- Providence Health & Services - Washington
- Providence Saint Joseph Health
- Providence Swedish
- PSN Affiliates
- Quorum Health
- Rady Childrens Hospital
- Regional Health Systems
- Regional One Health
- Regional West Health Services
- REHAB Hospital of the Pacific
- Reid Health
- Rennova Health
- Renown Health
- Resilience Healthcare
- Restpadd Inc
- Rhode Island Department of Behavioral Healthcare Developmental Disabilities and Hospitals
- Richmond University Medical Center
- Ridgeview Medical Center
- River Oaks Hospital Health System